Stats
Q
W
E
R
Emerald + tier, with a 49.73% win rate and a 2.09% pick rate. Current rank of the champion is 4 Tier, and the most popular core items include 
(
, 
, 
, 
) for primary path and 
(
, 
) for secondary path.
Karthus strong against 
, 
and 
but weak against Karthus include 
, 
, and 
.
Karthus performs strongest at 40+ minutes with a 50.84% win rate and weakest at 35-40 minutes with a 48.07% win rate.Core Builds
   | 20.15%1,711 Games | 51.84% |
 | 9.01%765 Games | 55.69% |
| 8.73%741 Games | 53.31% |
 | 8.03%682 Games | 51.91% |
| 5.9%501 Games | 50.3% |
 | 3.07%261 Games | 66.67% |
 | 2.87%244 Games | 42.62% |
| 2.27%193 Games | 67.88% |
| 2.21%188 Games | 62.77% |
 | 2.17%184 Games | 42.93% |
| 1.97%167 Games | 53.29% |
| 1.84%156 Games | 64.74% |
| 1.68%143 Games | 49.65% |
| 1.38%117 Games | 48.72% |
| 1%85 Games | 49.41% |
Boots
 | 99.03%11,204 Games | 50.97% |
 | 0.57%64 Games | 32.81% |
 | 0.14%16 Games | 56.25% |
 | 0.09%10 Games | 40% |
 | 0.08%9 Games | 11.11% |
Starter Items
  | 50.81%6,259 Games | 50.2% |
| 26.08%3,213 Games | 49.55% |
 | 10.65%1,312 Games | 47.94% |
| 10.25%1,263 Games | 49.01% |
 | 0.47%58 Games | 32.76% |
| 0.37%45 Games | 80% |
| 0.24%30 Games | 56.67% |
 | 0.18%22 Games | 59.09% |
 | 0.17%21 Games | 66.67% |
| 0.12%15 Games | 60% |
| 0.1%12 Games | 8.33% |
| 0.1%12 Games | 66.67% |
| 0.07%9 Games | 55.56% |
 | 0.05%6 Games | 66.67% |
 | 0.03%4 Games | 75% |
Items
| 86.77%10,790 Games | 51.08% |
| 59.42%7,389 Games | 50.59% |
| 53.38%6,638 Games | 53.07% |
| 34.64%4,307 Games | 56.98% |
| 23.15%2,879 Games | 54.39% |
| 22.92%2,850 Games | 53.47% |
| 20.14%2,504 Games | 53.83% |
| 15.89%1,976 Games | 46.56% |
 | 7.15%889 Games | 38.25% |
 | 5.37%668 Games | 89.07% |
 | 2.73%339 Games | 49.85% |
 | 2.64%328 Games | 50.91% |
 | 2.49%310 Games | 59.35% |
 | 2.1%261 Games | 59.77% |
 | 0.66%82 Games | 51.22% |
 | 0.64%80 Games | 52.5% |
 | 0.43%53 Games | 37.74% |
 | 0.31%38 Games | 55.26% |
 | 0.31%38 Games | 47.37% |
 | 0.28%35 Games | 65.71% |
 | 0.16%20 Games | 60% |
 | 0.16%20 Games | 25% |
 | 0.11%14 Games | 64.29% |
 | 0.1%13 Games | 53.85% |
 | 0.07%9 Games | 55.56% |
 | 0.04%5 Games | 20% |
 | 0.03%4 Games | 25% |
 | 0.03%4 Games | 50% |
 | 0.02%3 Games | 0% |
 | 0.02%3 Games | 66.67% |